Material: Made of silicone and high-quality LEDs, this bike light is durable and resistant to damage. Suitable for all bikes, including mountain bikes, large racing bikes, city bikes, and children's bikes.

Three Modes: The headlight or taillight supports three modes: constant light, fast flash, and slow flash. These modes help or warn other cyclists, drivers, and pedestrians, making you visible in low light or total darkness.

Function: This bike light is durable, resistant to damage, and easy and quick to install without tools. Add lights to your bike, backpack, helmet, or other parts to maximize your safety.

Easy Installation: The flexible silicone clip provides excellent elasticity, allowing for a snug fit on various sizes of seat posts, handlebars, backpacks, helmets, etc., effectively stretching to ensure a secure and stable light.

Easy installation, no tools required.

Package includes: 8 bike lights, including 4 front lights and 4 rear lights, each with 2 CR2032 batteries (Note: batteries are already installed); the red silicone bike lights emit red light and the black silicone bike lights emit white light.